DE3873201T2 - Verfahren zum zurichten von haeuten, leder und derartigen faserigen substraten. - Google Patents

Verfahren zum zurichten von haeuten, leder und derartigen faserigen substraten.

Info

Publication number
DE3873201T2
DE3873201T2 DE8888111159T DE3873201T DE3873201T2 DE 3873201 T2 DE3873201 T2 DE 3873201T2 DE 8888111159 T DE8888111159 T DE 8888111159T DE 3873201 T DE3873201 T DE 3873201T DE 3873201 T2 DE3873201 T2 DE 3873201T2
Authority
DE
Germany
Prior art keywords
leather
fibrous substrate
making skin
skin
making
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE8888111159T
Other languages
English (en)
Other versions
DE3873201T3 (de
DE3873201D1 (de
Inventor
Luigi Locati
Giovanni Calciati
Ezio Conti
Antonio Carlessi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
COMETA ENG Srl
Original Assignee
COMETA ENG Srl
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11181105&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3873201(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by COMETA ENG Srl filed Critical COMETA ENG Srl
Application granted granted Critical
Publication of DE3873201D1 publication Critical patent/DE3873201D1/de
Publication of DE3873201T2 publication Critical patent/DE3873201T2/de
Publication of DE3873201T3 publication Critical patent/DE3873201T3/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C14—SKINS; HIDES; PELTS; LEATHER
    • C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
    • C14C11/00—Surface finishing of leather
    • C—CHEMISTRY; METALLURGY
    • C14—SKINS; HIDES; PELTS; LEATHER
    • C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
    • C14C11/00—Surface finishing of leather
    • C14C11/003—Surface finishing of leather using macromolecular compounds
    • C14C11/006—Surface finishing of leather using macromolecular compounds using polymeric products of isocyanates (or isothiocyanates) with compounds having active hydrogen
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/0804—Manufacture of polymers containing ionic or ionogenic groups
    • C08G18/0819—Manufacture of polymers containing ionic or ionogenic groups containing anionic or anionogenic groups
    • C08G18/0823—Manufacture of polymers containing ionic or ionogenic groups containing anionic or anionogenic groups containing carboxylate salt groups or groups forming them
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • C08G18/12—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
    • C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
    • C08G18/6666—Compounds of group C08G18/48 or C08G18/52
    • C08G18/6692—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/34

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Treatment And Processing Of Natural Fur Or Leather (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Laminated Bodies (AREA)
DE3873201T 1987-07-22 1988-07-12 Verfahren zum Zurichten von Häuten, Leder und derartigen faserigen Substraten. Expired - Fee Related DE3873201T3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21394/87A IT1222093B (it) 1987-07-22 1987-07-22 Procedimento per la rifinizione di pellame,cuoio e simili substrati fibrosi

Publications (3)

Publication Number Publication Date
DE3873201D1 DE3873201D1 (de) 1992-09-03
DE3873201T2 true DE3873201T2 (de) 1992-12-10
DE3873201T3 DE3873201T3 (de) 2002-06-20

Family

ID=11181105

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3873201T Expired - Fee Related DE3873201T3 (de) 1987-07-22 1988-07-12 Verfahren zum Zurichten von Häuten, Leder und derartigen faserigen Substraten.

Country Status (15)

Country Link
EP (1) EP0300335B2 (de)
JP (1) JPH02502290A (de)
KR (1) KR890701772A (de)
CN (1) CN1017064B (de)
AT (1) ATE78875T1 (de)
AU (1) AU1985388A (de)
BR (1) BR8807136A (de)
DE (1) DE3873201T3 (de)
ES (1) ES2034044T5 (de)
GR (1) GR3005833T3 (de)
HU (1) HUT50363A (de)
IT (1) IT1222093B (de)
PT (1) PT88064B (de)
RU (1) RU2079531C1 (de)
WO (1) WO1989000610A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5310780A (en) * 1990-08-21 1994-05-10 The Sherwin-Williams Company Penetrating stains and sealants from polyurethane dispensions
GB2248237B (en) * 1990-08-21 1994-01-12 Sherwin Williams Co Surface penetrating compositions
ES2077901T3 (es) * 1991-04-05 1995-12-01 Bayer Ag Dispersiones acuosas de poliuretano-urea basadas en bis-(4-isocianatociclohexil)-metano enriquecido en el isomero trans,trans y revestimientos y peliculas preparados a partir de las mismas.
ES2102558T3 (es) * 1992-07-31 1997-08-01 Bayer Ag Poliuretanoureas anionicamente modificadas con pegajosidad reducida para el recubrimiento del cuero.
US5770264A (en) * 1992-07-31 1998-06-23 Bayer Aktiengesellschaft Anionically modified polyurethane ureas having reduced tackiness for the coating of leather
JP2657203B2 (ja) * 1993-10-01 1997-09-24 中小企業事業団 水性印刷インキ組成物
US5700867A (en) * 1993-10-01 1997-12-23 Toyo Ink Manufacturing Co., Ltd. Aqueous dispersion of an aqueous hydrazine-terminated polyurethane
DE19832173A1 (de) * 1998-07-17 2000-01-20 Bayer Ag Polyurethanzubereitung zur Beschichtung von Substraten
IT1400887B1 (it) * 2010-07-08 2013-07-02 Nuova Conceria Chiorino S R L Ora Chiorino Technology S P A Procedimento ed impianto per il rivestimento di pellami.
EP4029611A1 (de) * 2021-01-18 2022-07-20 GE.MA.TA. S.p.A. Maschine für die behandlung einer papiertrennbahn mit einer chemischen substanz zum auftragen auf ein leder.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2624422A1 (de) † 1976-05-31 1977-12-15 Siemens Ag Roentgenschichtgeraet zur herstellung von transversal-schichtbildern
DE2651506C2 (de) † 1976-11-11 1986-04-30 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von in Wasser dispergierbaren Polyurethanen
DE3231062A1 (de) * 1982-08-20 1984-02-23 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von beschichtungsmassen, waessrige dispersionen von pu-reaktiv-systemen und ihre verwendung zur beschichtung
US4501852A (en) * 1983-06-20 1985-02-26 Mobay Chemical Corporation Stable, aqueous dispersions of polyurethane-ureas
US4743470A (en) * 1985-03-02 1988-05-10 Bayer Aktiengesellschaft Spreading pastes containing polyurethane plastics and a process for the production of polyurethane coatings permeable to water vapor

Also Published As

Publication number Publication date
HUT50363A (en) 1990-01-29
GR3005833T3 (de) 1993-06-07
AU1985388A (en) 1989-02-13
KR890701772A (ko) 1989-12-21
CN1017064B (zh) 1992-06-17
PT88064A (pt) 1989-06-30
JPH02502290A (ja) 1990-07-26
EP0300335A1 (de) 1989-01-25
BR8807136A (pt) 1989-10-31
ATE78875T1 (de) 1992-08-15
DE3873201T3 (de) 2002-06-20
IT8721394A0 (it) 1987-07-22
PT88064B (pt) 1993-09-30
EP0300335B1 (de) 1992-07-29
ES2034044T3 (es) 1993-04-01
ES2034044T5 (es) 2002-04-01
CN1032817A (zh) 1989-05-10
IT1222093B (it) 1990-08-31
RU2079531C1 (ru) 1997-05-20
WO1989000610A1 (en) 1989-01-26
EP0300335B2 (de) 2001-10-17
DE3873201D1 (de) 1992-09-03

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8339 Ceased/non-payment of the annual fee